public void ControlShouldFireShownEventWhenVisibleChanged(IControlTypeInfo <Control> controlType)
{
int shownCount = 0;
int?initialShownCount = null;
Form(form =>
{
var ctl = controlType.CreateControl();
ctl.Shown += (sender2, e2) =>
{
shownCount++;
Application.Instance.AsyncInvoke(() =>
{
if (form.Loaded)
{
form.Close();
}
});
};
ctl.Visible = false;
Assert.AreEqual(0, shownCount);
form.Content = TableLayout.AutoSized(ctl);
Assert.AreEqual(0, shownCount);
form.Shown += (sender, e) => Application.Instance.AsyncInvoke(() =>
{
initialShownCount = shownCount;
ctl.Visible = true;
});
});
Assert.AreEqual(0, initialShownCount, "#1"); // should not be initially called
Assert.AreEqual(1, shownCount, "#2");
}
public void ControlEventsShouldBeHandled(IControlTypeInfo <Control> controlType)
{
TestBase.Invoke(() =>
{
var control = controlType.CreateControl();
try
{
control.SizeChanged += Control_EventHandler;
control.EnabledChanged += Control_EventHandler;
control.GotFocus += Control_EventHandler;
control.LostFocus += Control_EventHandler;
control.KeyDown += Control_EventHandler;
control.KeyUp += Control_EventHandler;
control.MouseUp += Control_EventHandler;
control.MouseDown += Control_EventHandler;
control.MouseEnter += Control_EventHandler;
control.MouseLeave += Control_EventHandler;
control.MouseDoubleClick += Control_EventHandler;
control.MouseWheel += Control_EventHandler;
//control.Shown += Control_EventHandler;
//control.TextInput += Control_EventHandler;
}
catch (Exception ex)
{
throw new InvalidOperationException($"Control {control.GetType().Name}:", ex);
}
});
}
public void DefaultValuesShouldBeCorrect(IControlTypeInfo <Control> controlType)
{
TestProperties(f => controlType.CreateControl(),
c => c.Enabled,
c => c.ToolTip,
c => c.TabIndex
);
}
public void EnabledShouldTriggerChangedEventsOnChildren(IControlTypeInfo <Control> controlInfo)
{
Invoke(() =>
{
int enabledChanged = 0;
var panel = new Panel();
var control = controlInfo.CreateControl();
control.EnabledChanged += (sender, e) => enabledChanged++;
// if it's already enabled, it shouldn't fire a changed event when we set it.
var expectedCount = control.Enabled ? 0 : 1;
control.Enabled = true;
Assert.IsTrue(control.Enabled, "#1.1");
Assert.AreEqual(expectedCount, enabledChanged, "#1.2");
// test setting to false without container, should trigger event
control.Enabled = false;
Assert.IsFalse(control.Enabled, "#1.3");
Assert.AreEqual(++expectedCount, enabledChanged, "#1.4");
// set back to true, should trigger event
control.Enabled = true;
Assert.IsTrue(control.Enabled, "#1.5");
Assert.AreEqual(++expectedCount, enabledChanged, "#1.6");
panel.Content = new TableLayout
{
Rows = { control }
};
panel.AttachNative();
// set panel to enabled (which it should already be at), so no change event
panel.Enabled = true;
Assert.IsTrue(control.Enabled, "#2.1");
Assert.AreEqual(expectedCount, enabledChanged, "#2.2"); // shouldn't have changed
// change panel to disabled, which should now trigger the event
panel.Enabled = false;
Assert.IsFalse(control.Enabled, "#3.1");
Assert.AreEqual(++expectedCount, enabledChanged, "#3.2");
// set control to enabled, which should still stay false and not trigger the event
control.Enabled = true;
Assert.IsFalse(control.Enabled, "#4.1");
Assert.AreEqual(expectedCount, enabledChanged, "#4.2");
// set to same value again, should not fire changed event
panel.Enabled = false;
Assert.IsFalse(control.Enabled, "#5.1");
Assert.AreEqual(expectedCount, enabledChanged, "#5.2");
// remove from parent, should trigger changed event
panel.Content = null;
Assert.IsTrue(control.Enabled, "#6.1");
Assert.AreEqual(++expectedCount, enabledChanged, "#6.2");
});
}
public void ControlsShouldHavePreferredSize(IControlTypeInfo <Control> info)
{
var control = info.CreatePopulatedControl();
var size = control.GetPreferredSize();
Console.WriteLine($"PreferredSize for {info.Type}: {size}");
Assert.Greater(size.Width, 0, "#1.1 - Preferred width should be greater than zero");
Assert.Greater(size.Height, 0, "#1.2 - Preferred height should be greater than zero");
var padding = new Padding(10);
var container = new Panel {
Content = control, Padding = padding
};
var containerSize = container.GetPreferredSize();
Assert.That(containerSize.Width, Is.EqualTo(size.Width + padding.Horizontal).Within(0.1), "#2.1 - panel with padding should have correct width");
Assert.That(containerSize.Height, Is.EqualTo(size.Height + padding.Vertical).Within(0.1), "#2.2 - panel with padding should have correct height");
}
public void AllControlsShouldExpandWidth(IControlTypeInfo <Control> info)
{
ManualForm("Control and blue background should expand to width of scrollable", form =>
{
var control = info.CreateControl();
info.PopulateControl(control);
control.BackgroundColor = Colors.Blue;
return(new Scrollable
{
Size = new Size(300, 200),
Content = control,
ExpandContentWidth = true,
ExpandContentHeight = false
});
});
}
public void ControlsShouldReturnAFont(IControlTypeInfo <Control> info)
{
Invoke(() =>
{
var control = info.CreateControl();
if (control is CommonControl commonControl)
{
Assert.IsNotNull(commonControl.Font);
}
else if (control is GroupBox groupBox)
{
Assert.IsNotNull(groupBox.Font);
}
else
{
Assert.Pass("Control does not have a font property");
}
});
}
public void ControlsShouldNotHaveIntrinsicPadding(IControlTypeInfo <Control> info)
{
ManualForm("Controls should be touching horizontally and vertically,\nwithout being clipped.", form =>
{
return(new TableLayout
{
Rows =
{
new TableRow(new TableCell(info.CreatePopulatedControl(), true), new TableCell(info.CreatePopulatedControl(), true)),
new TableRow(new Panel {
Content = info.CreatePopulatedControl()
}, info.CreatePopulatedControl()),
new TableRow(info.CreatePopulatedControl(), new Drawable {
Content = info.CreatePopulatedControl()
}),
null
}
});
});
}
public void ControlShouldFireShownEventWhenAddedDynamically(IControlTypeInfo <Control> controlType)
{
Exception exception = null;
int shownCount = 0;
Form(form =>
{
form.Shown += (sender, e) => Application.Instance.AsyncInvoke(() =>
{
try
{
var ctl = controlType.CreateControl();
ctl.Shown += (sender2, e2) =>
{
shownCount++;
Application.Instance.AsyncInvoke(() =>
{
if (form.Loaded)
{
form.Close();
}
});
};
form.Content = TableLayout.AutoSized(ctl);
}
catch (Exception ex)
{
exception = ex;
}
});
});
if (exception != null)
{
ExceptionDispatchInfo.Capture(exception).Throw();
}
Assert.AreEqual(1, shownCount);
}
public void ControlShouldFireShownEvent(IControlTypeInfo <Control> controlType)
{
int shownCount = 0;
int visualControlShownCount = 0;
int expectedVisualShown = 0;
Form(form =>
{
var ctl = controlType.CreateControl();
// themed controls have visual controls!
foreach (var visualControl in ctl.VisualControls)
{
expectedVisualShown++;
visualControl.Shown += (sender, e) =>
{
visualControlShownCount++;
};
}
ctl.Shown += (sender, e) =>
{
shownCount++;
Application.Instance.AsyncInvoke(() =>
{
if (form.Loaded)
{
form.Close();
}
});
};
form.Content = TableLayout.AutoSized(ctl);
Assert.AreEqual(0, shownCount);
});
Assert.AreEqual(1, shownCount);
Assert.AreEqual(expectedVisualShown, visualControlShownCount, "Visual controls didn't get Shown event triggered");
}
public void EnabledShouldAffectChildControls(IContainerTypeInfo <Container> containerType, IControlTypeInfo <Control> controlType)
{
Invoke(() =>
{
var enabledChild = controlType.CreateControl();
var disabledChild = controlType.CreateControl();
var neutralChild = controlType.CreateControl();
var childPanel = new TableLayout
{
Rows = { enabledChild, disabledChild, neutralChild }
};
var container = containerType.CreateControl(childPanel);
// load the control
container.AttachNative();
var neutralEnabled = neutralChild.Enabled;
// disabled child should always be disabled
disabledChild.Enabled = false;
enabledChild.Enabled = true;
// default values
Assert.IsTrue(container.Enabled, "#1.1");
Assert.IsTrue(enabledChild.Enabled, "#1.2");
Assert.IsFalse(disabledChild.Enabled, "#1.3");
Assert.AreEqual(neutralEnabled, neutralChild.Enabled, "#1.4");
// setting container to disabled
container.Enabled = false;
Assert.IsFalse(container.Enabled, "#2.1");
Assert.IsFalse(enabledChild.Enabled, "#2.2");
Assert.IsFalse(disabledChild.Enabled, "#2.3");
Assert.IsFalse(neutralChild.Enabled, "#2.4");
// set child to enabled when parent is disabled, should still stay disabled
enabledChild.Enabled = true;
Assert.IsFalse(container.Enabled, "#3.1");
Assert.IsFalse(enabledChild.Enabled, "#3.2");
Assert.IsFalse(disabledChild.Enabled, "#3.3");
Assert.IsFalse(neutralChild.Enabled, "#3.4");
// set container back to enabled
container.Enabled = true;
Assert.IsTrue(container.Enabled, "#4.1");
Assert.IsTrue(enabledChild.Enabled, "#4.2");
Assert.IsFalse(disabledChild.Enabled, "#4.3");
Assert.AreEqual(neutralEnabled, neutralChild.Enabled, "#4.4");
});
}
public void EnabledShouldAffectChildControlsWhenDynamicallyAdded(IContainerTypeInfo <Container> containerType, IControlTypeInfo <Control> controlType)
{
Invoke(() =>
{
var enabledChild = controlType.CreateControl();
var disabledChild = controlType.CreateControl();
var neutralChild = controlType.CreateControl();
var childPanel = new Panel();
void addControls() => childPanel.Content = new TableLayout
{
Rows = { enabledChild, disabledChild, neutralChild }
};
void removeControls() => childPanel.Content = null;
var container = containerType.CreateControl(childPanel);
// load the control (for virtual containers like Stack/Dynamic layouts)
container.AttachNative();
var neutralEnabled = neutralChild.Enabled;
// disabled child should always be disabled
disabledChild.Enabled = false;
enabledChild.Enabled = true;
// default values
Assert.IsTrue(container.Enabled, "#1.1");
Assert.IsTrue(enabledChild.Enabled, "#1.2");
Assert.IsFalse(disabledChild.Enabled, "#1.3");
Assert.AreEqual(neutralEnabled, neutralChild.Enabled, "#1.4");
addControls();
// default values after added to the container
Assert.IsTrue(container.Enabled, "#2.1");
Assert.IsTrue(enabledChild.Enabled, "#2.2");
Assert.IsFalse(disabledChild.Enabled, "#2.3");
Assert.AreEqual(neutralEnabled, neutralChild.Enabled, "#2.4");
removeControls();
// setting container to disabled
container.Enabled = false;
// default values after removed from the container (and container set to disabled)
Assert.IsTrue(enabledChild.Enabled, "#3.1");
Assert.IsFalse(disabledChild.Enabled, "#3.2");
Assert.AreEqual(neutralEnabled, neutralChild.Enabled, "#3.3");
addControls();
// values after adding back to the container
Assert.IsFalse(container.Enabled, "#4.1");
Assert.IsFalse(enabledChild.Enabled, "#4.2");
Assert.IsFalse(disabledChild.Enabled, "#4.3");
Assert.IsFalse(neutralChild.Enabled, "#4.4");
// set child to enabled when parent is disabled, should still stay disabled
enabledChild.Enabled = true;
Assert.IsFalse(container.Enabled, "#5.1");
Assert.IsFalse(enabledChild.Enabled, "#5.2");
Assert.IsFalse(disabledChild.Enabled, "#5.3");
Assert.IsFalse(neutralChild.Enabled, "#5.4");
removeControls();
// default values after removed from the container (again)
Assert.IsTrue(enabledChild.Enabled, "#6.1");
Assert.IsFalse(disabledChild.Enabled, "#6.2");
Assert.AreEqual(neutralEnabled, neutralChild.Enabled, "#6.3");
// set container back to enabled
container.Enabled = true;
addControls();
Assert.IsTrue(container.Enabled, "#7.1");
Assert.IsTrue(enabledChild.Enabled, "#7.2");
Assert.IsFalse(disabledChild.Enabled, "#7.3");
Assert.AreEqual(neutralEnabled, neutralChild.Enabled, "#7.4");
});
}
